@article{JEDP_1977____16_0, author = {Bolley, Pierre and Camus, Jacques and Helffer, Bernard}, title = {Hypoellipticit\'e pour une \'equation d'\'evolution abstraite du second ordre}, journal = {Journ\'ees \'equations aux d\'eriv\'ees partielles}, year = {1977}, pages = {16-32}, mrnumber = {80f:35031}, language = {fr}, url = {http://dml.mathdoc.fr/item/JEDP_1977____16_0} }
Bolley, Pierre; Camus, Jacques; Helffer, Bernard. Hypoellipticité pour une équation d'évolution abstraite du second ordre. Journées équations aux dérivées partielles, (1977), pp. 16-32. http://gdmltest.u-ga.fr/item/JEDP_1977____16_0/
(1) Some remarks on local solvability and hypoellipticity of second order abstract evolution equations. J. of Hokkaïdo University (1976), 302-307. | MR 53 #13815 | Zbl 0338.35025
-(2) Remarques sur l'hypoellipticité. C. R. Acad. Sc. Paris t. 283 (29 novembre 1976), Série A, 979-982. | Numdam | MR 54 #13290 | Zbl 0339.35029
, et -(3) A class of second order evolution equations with double characteristics. Ann. Sc. Norm. Sup. Pisa, Cl. Sci. IV, Ser 3, (1976), 187-229. | Numdam | MR 55 #10882 | Zbl 0327.35018
-(4) An example in the solvability theory of linear PDE'S. Am. J. Math. 96 (1974), 366-384. | MR 50 #7761 | Zbl 0308.35022
et -(5) On a class hypoelliptic operators. Mat. Sbornik, 83 (125) (1970), 456-473. | MR 43 #5158 | Zbl 0211.40503
-(6) Some examples of hypoelliptic partial differential equations. | Zbl 0323.35019
-(7) Concatenation of second order evolution equations applied to local solvability and hypoellipticity. Comm. Pure Appl. Math., 26 (1973), 201-205. | MR 49 #5554 | Zbl 0266.35060
-(8) Functional analysis. Springer Verlag, Berlin, 1966. | Zbl 0126.11504
-